021). However, no differences were found for reported anxiety. This study has shown that using sodium bicarbonate with lidocaine significantly decreased pain sensation at the injection site when used for deep visceral anesthesia during percutaneous liver biopsy.The aim of this study was to investigate the value of [18F]fluoro-2-deoxy-D-glucose (18F-FDG) PET/computed tomography (CT) to detect recurrent cervical neuroendocrine carcinoma and its subsequent impact on patient management.
A total of 25 patients who had undergone 30 18F-FDG PET/CT studies for suspected recurrent cervical neuroendocrine carcinoma (18 small cells, 2 large cells, 1 atypical carcinoid, and 4 unclassified) were retrospectively analyzed. The findings of the PET/CT images were compared with the histopathologic results in 8 scans and with clinical follow-up in 22 scans.
Of the 30 PET/CT studies, 63.3% (19/30) were positive for recurrence while 36.7% (11/30) were negative. The sensitivity, specificity, positive predictive value, negative predictive value, and accuracy of 18F-FDG PET/CT for detecting recurrent disease of cervical neuroendocrine carcinomas were 90.0, 90.0, 94.7, 81.8, and 90.0%, respectively. Metastasis to distant organs was the most common (89.4%), followed by lymph node recurrence (52.6%). Lungs were the most frequent site of distant metastasis (63.1%). 18F-FDG PET/CT findings led to the change of the management in 10 out of 25 patients (40%) by introducing the use of previously unplanned therapeutic procedures.
18F-FDG PET/CT is an efficient technique for detecting recurrent cervical neuroendocrine carcinoma, and may thus contribute to improving patient management.
18F-FDG PET/CT is an efficient technique for detecting recurrent cervical neuroendocrine carcinoma, and may thus contribute to improving patient management.Laser peripheral iridotomy widened the iridocorneal angle and flattened the iris circumferentially in Caucasian eyes and baseline refractive error, lens vault and iris volume play a significant role in the angle widening.
To investigate circumferential angle widening and iris changes after laser peripheral iridotomy (LPI) using swept-source optical coherence tomography (SS-OCT) in Caucasian eyes with the use of novel anterior segment parameters.
130 eyes (68 PACS, 34 PAC and 28 PACG eyes) of sixty-six subjects underwent 360-degrees SS-OCT (SS-1000 CASIA, Tomey Corporation, Nagoya, Japan) angle imaging and gonioscopy in the dark before and 7, 30, 90 days after LPI. For each eye, 16 frames (11.25 degree apart) were selected for analysis from 128 cross-sectional images, and novel 2- and 3-dimensional anterior segment parameters namely angle opening distance area (AODA) and the trabecular iris space volume (TISV) 750??m from the scleral spur, as well as iris parameters such as iris thickness (IT750 and IT20 LPI.In patients with normal-tension glaucoma, topical dorzolamide might enhance the vessel density (VD), topical carteolol decreased the VD in the inferior-temporal peripapillary retina, whereas topical brimonidine did not change the VD.
Topical anti-glaucoma medications may improve ocular perfusion pressure or micro-circulation in the optic nerve head. The study evaluated the responses of the retinal vessel density (VD) to topical carteolol, brimonidine, and dorzolamide in normal-tension glaucoma (NTG) using optical coherence tomography angiography (OCTA).
This is a retrospective non-randomized, comparative study. The study included 131 individuals (77 men, 54 women) diagnosed with NTG, without systemic medication usage, who visited the glaucoma clinic of Chang Gung Memorial Hospital, Taiwan between January 2019 and May 2020. https://www.selleckchem.com/products/d-lin-mc3-dma.html If both eyes were diagnosed with NTG, only the right eye was included. Of these, there were 80 carteolol-treated eyes, 27 brimonidine-treated eyes, and 24 dorzolamide-treated eyes. Wegs.
Topical dorzolamide possibly enhanced the VD of the peripapillary retina in NTG eyes. On the contrary, topical carteolol possibly decreased VD in the inferior-temporal peripapillary retina. Finally, in cases treated with topical brimonidine, the peripapillary microcirculation remained unchanged. The study shows preliminary results, future large-scaled studies are warranted to confirm the findings.The peripapillary choriocapillaris was observed to be significantly impaired in normal tension glaucoma subjects compared to normal controls using OCT Angiography.
To quantitatively evaluate the peripapillary choriocapillaris in normal tension glaucoma (NTG), primary open angle glaucoma (POAG) and control eyes using optical coherence tomography angiography (OCTA).
Ninety eyes (30 controls, 30 NTG, and 30 POAG) from 73 patients were imaged using the Zeiss Plex Elite 9000. Five repeat 3×3?mm OCTA scans were acquired both nasally and temporally to the optic disc and subsequently averaged. Four choriocapillaris flow deficit (FD) measures were calculated using the fuzzy C-means approach FD density (FDD), mean FD size (MFDS), FD number (FDN), and FD area (FDA).
Temporal NTG choriocapillaris parameters were associated with visual field index and mean deviation (P&lt;0.05). The control group showed a significantly lower nasal FDD (Nasal 3.79±1.26%, Temporal 4.48±1.73%, P=0.03), FDN (Nasal 156.43±38.44, Temporal 178.40±45.68, P=0.02), and FDA (Nasal 0.22±0.08, Temporal 0.26±0.10, P=0.03) when compared to temporal optic disc. The NTG group showed a significantly higher FDD (NTG 5.04±2.38%, Control 3.79±1.26%, P=0.03), FDN (NTG 185.90±56.66, Control 156.43±38.44, P=0.04), and FDA (NTG 0.30±0.14?mm2, Control 0.22±0.08?mm2, P=0.03) nasal to the optic disc compared to controls.
Association between choriocapillaris parameters and glaucoma severity in NTG, but not POAG subjects, suggests vascular abnormalities may be a potential factor in the multifactorial process of glaucoma damage in NTG patients.
Association between choriocapillaris parameters and glaucoma severity in NTG, but not POAG subjects, suggests vascular abnormalities may be a potential factor in the multifactorial process of glaucoma damage in NTG patients.